When the temperature shifts in Carrollton, TX, an efficient HVAC zoning system offers customized comfort for every room by dividing your entire house into separate
At Lex Air Conditioning and Heating, we understand that choosing the right air conditioning unit for your home is crucial, especially in a place like
If you’ve ever turned on a faucet and heard a sputtering noise or noticed air bubbles in your water, you may be dealing with trapped
AC Not Turning On After Power Outage? Here’s How to Fix It A sudden power outage can leave you sweating, especially during the summer months
Refrigerants are necessary to keep HVAC systems running smoothly, ensuring homes and businesses stay comfortable year-round. These substances make it possible for air conditioners, heat
Tankless water heaters are becoming a popular choice for homeowners in Carrollton, TX who are looking to save energy while enjoying the convenience of on-demand
A water heater that keeps turning off unexpectedly can quickly disrupt your daily routine, leaving you without the hot water you need for showers, cooking,
From delivering clean water to maintaining proper drainage, your plumbing pipes play a crucial role in daily life. However, when pipe corrosion affects your water
The Inflation Reduction Act (IRA) is a groundbreaking initiative designed to promote energy efficiency and reduce greenhouse gas emissions, all while helping homeowners save money
An air gap in plumbing is a crucial feature designed to prevent contamination of a home’s potable water supply. It works by creating a physical
Replacing a sewer line is one of those unexpected home repairs that can quickly become a priority. A fully functioning sewer line is essential for
When the temperature drops below a certain point, it can cause your heating system’s auxiliary heat to turn on, but what is auxiliary heat and
When it comes to your home’s electrical system, being aware of the signs of a bad breaker can mean the difference between safety and potential
Have you ever flipped a light switch, and nothing happened? Or perhaps the lights flicker or the switch feels warm to the touch? Knowing how
Every time you light up a room, you engage layers of safety designed to protect your home. IC-rated fixtures play a pivotal role in these
A leaking faucet is a small issue that quickly becomes a major frustration, with every drop reminding you that something needs attention. That drip, drip,
At Lex Air, a leading Dallas-area HVAC, electric, and plumbing company, we recognize that excessive dust can be a serious issue for many homeowners. It’s
Imagine plugging in your favorite device only to find it won’t charge or, even worse, sparks fly. At Lex Electric, we know that outdated electrical
Understanding the different types of electrical outlets is essential for ensuring your North Texas home or business operates safely and efficiently. The types of outlets
Are you hearing the faint chirp of your hardwired smoke detector? It may be time for a replacement. However, while it might seem like a
Is hard water wreaking havoc on your home and health? You’re not alone. Many homeowners in North Texas and throughout the country experience the disadvantages
Sick Building Syndrome (SBS) refers to a situation where people experience various symptoms while inside a building, including headaches, dizziness, eye irritation, and respiratory issues,
If you’re looking to create a more comfortable living environment, reduce energy costs, or both, understanding the importance of proper insulation for HVAC efficiency is
Determining how many BTUs your heating or cooling system needs is essential for maintaining comfort and efficiency in your Carrollton home or business. At Lex
Discovering that your GFCI outlet is not working can be frustrating and inconvenient, especially in crucial areas of your home like the kitchen or bathroom.
A properly functioning thermostat is crucial for optimal comfort and energy efficiency in your home. It acts as the control center for your HVAC system,
In Carrollton, TX, where scorching summer temperatures are the norm and a box fan just doesn’t cut it, keeping your garage comfortable can be challenging.
If you’ve noticed your washing machine leaking, it is incredibly important that you act quickly to prevent potential damage. Leaks can lead to significant water
Are you facing the daunting task of choosing a new hot water heater for your home or business? With so many options available on the
There are a number of critical components that make up HVAC systems, two of which are the evaporator coils and condenser coils. Evaporator coils play
It can be hard to understand the terms used in the electrical industry, especially when they sound very similar and often carry similar meanings. One
When enjoying a quiet evening at home, an unexpected disruption like a loud toilet flush can be more than a nuisance. If your toilet flushes
As the days grow longer and the temperatures begin to rise, it’s the perfect time to schedule your AC unit maintenance appointment! Here in Carrollton,
When searching for a new HVAC unit for your home, there are a lot of different factors that you’ll have to consider. One major factor
If you’ve ever noticed chalky white deposits on your faucet, toilet bowl, shower head, or inside your coffee maker, you’re likely familiar with limescale. Limescale
Your air conditioner is one of the most vital components of your Texas home, as it protects you from the elements all year round. However,
A common issue many Carrollton homeowners face with their air conditioners is when the compressor runs but the fan doesn’t. Any problem relating to your
Every aspect of our home environment can contribute to our health. Unfortunately, many are unaware of the potential health hazards lurking in their homes. These
As the temperature drops and the winter chill sets in, a reliable and efficient heating system is essential to keep your home warm and comfortable.
BTU, or British Thermal Unit, is a term you’ve likely encountered in discussions about heating and air conditioning, but what exactly does it mean? It’s
In Texas, where cold winters are not as severe as in other regions, insulating outdoor water pipes is often overlooked. However, even in milder climates,
At Lex Air Conditioning and Heating, we understand the importance (and challenges) of choosing the right heating system for your Carrollton home or business. In
For many, the heart of a home’s heating system is the furnace, which, when functioning properly, can provide residents with comfort and warmth when temperatures
In Carrollton, TX, homeowners and business owners face a constant battle with little relief – the never-ending presence of dust. Despite our best efforts, dust
As winter approaches, maintaining a comfortable and energy-efficient home environment becomes a top priority for many residents. The key to this balance lies in setting
Most homeowners in America have an HVAC split system in their home, comprised of a central air system and a heat pump or furnace. While
The thermostat plays a key role in your HVAC system, acting like a control center to keep your home at the desired temperature. But what
When dealing with plumbing issues or embarking on renovation projects, homeowners have to decide whether or not they want professional help with their home’s plumbing
Hard water is a common concern that affects homes across Carrollton, TX. But what exactly is hard water? Simply put, hard water contains high levels
Whether you’re sweating under the scorching Texan sun or seeking cozy warmth during the chilly winter nights, Lex Air Conditioning and Heating has the solution
Most homeowners know the feeling of watching a sink slowly fill up with water, even though the drain is wide open. Drain clogs are a
As a homeowner, you probably have multiple devices plugged in right now, some of which are worth a good chunk of change. These can include
Have you ever looked at your digital thermostat and seen the words “Aux Heat” on the screen? Aux heat refers to your heating system’s auxiliary
At Lex Air Conditioning and Heating, we understand that choosing the right HVAC system is crucial for achieving optimal indoor comfort in your Carrollton, TX,
Are you tired of the constant battle with uneven temperatures in your Carrollton, Texas home? The Lone Star State’s weather can be unpredictable, and maintaining
Many people are surprised to learn that the air in indoor environments is typically more polluted than the air outside. The truth is, the air
One thing we have always emphasized to our customers in Carrollton and throughout the Dallas-Fort Worth metropolitan area is the importance of scheduling maintenance for
In Texas, the hot weather that hits when summer arrives can be extreme, to say the least. In many cases, it can even be dangerous
When considering a replacement HVAC system or a new installation, you will see that many other factors need to be considered other than pricing. For
Air ducts are a major part of HVAC systems. When they aren’t installed properly or sized correctly, they can cause airflow issues throughout your home.
When considering a new air conditioning system, it can be overwhelming when you start to compare prices and sizes. While smaller AC units may look
Did you know that according to the Environmental Protection Agency, airborne pollutants in the home can be up to 5 times more dangerous than the
HVAC system short-cycling? Repair and maintenance costs through the roof? Can’t achieve a consistent temperature or manage to keep your home cool? It may be
We never really think about everything our HVAC technicians do until our air conditioner isn’t cooling during a Texas heat wave or the heater isn’t
It is not a good idea to let your AC unit run until it breaks down completely before replacing it. Doing so can result in
Having dirt and grime on your AC coils can make it harder for your air conditioning system to transfer heat. This means it has to
The R22 refrigerant phase-out is not a surprise. The decision to phase out HCFCs (hydrochlorofluorocarbons) was made a long time ago. The Environmental Protection Agency
Not all HVAC units are one size fits all. The right size air conditioner will help your home run more energy efficiently. If your AC
Choosing the right air filter based on your needs is vital, as not all filters are built the same. The cost of the filter is
If you’re a homeowner or business owner in Carrollton, Texas, chances are you rely heavily on your HVAC system to keep your indoor space comfortable
When you’re dealing with scorching summer days or chilly winter nights, you’ll want to get the most out of your HVAC equipment. As such, it
As experienced HVAC technicians, many people ask us whether we think they should repair or replace their air conditioning unit. The truth is that it
Though its importance in your heating and cooling system is often overlooked, your air filter is an essential component of your HVAC system. That’s why
Seasonal Energy Efficiency Ratio If you’re looking for a new air conditioner, it can be difficult to sort through all of the various brands and
The heating, ventilation, and air conditioner are all essential parts of a modern household. An HVAC system is also integral in the monitoring and controlling
There are some exciting money-saving programs available for Texas homeowners looking to upgrade their current HVAC system to a new more energy-efficient heat pump in
Whether you’ve just moved into a new home or it’s simply time for a replacement, installing a new HVAC system is a much more complex
Do you struggle with seasonal allergies? Does even the smallest amount of pet dander, dust mites, or other airborne contaminant trigger allergic reactions year-round? Do
Being a homeowner or business owner is tough work. In addition to your normal duties as a student, employee, or parent (or all three), you
Buying a new home is an exciting time for your family, but the last thing you want to deal with is issues with your new
Each year, in the spring and fall–before peak cooling and heating season–there’s an important HVAC maintenance checklist you should have a technician go through each
Many homeowners know the pain and suffering that comes with replacing an air conditioning system after it finally gives out. Unfortunately, this seems to happen
Texas residents know that a working air conditioning system is up there with food and shelter when it comes to necessary living expenses. The Texas
Keeping your home warm and at its most efficient starts with selecting the right heating system. When considering oil vs gas vs electric heat, understanding
Your HVAC air filter, although arguably one of the simplest parts of your HVAC system, is also one of the most important. Its primary function
When buying a home in Carrollton, all potential buyers need to be aware of the state and functionality of the existing HVAC system. Whether purchasing
Air conditioning is one of the most expensive things you have in your home. It’s the largest energy user and you likely see that reflected
Can Air Conditioners Control Humidity? If there’s anything that Texas residents are familiar with, it’s extreme summer temperatures and high humidity levels. Humid air can
While you might think ice buildup on your AC unit is a sign that it is working, it’s actually a sign that it needs to
Many people wrongfully assume that they’re breathing in clean air every day in their home. The truth is, there is actually much more indoor air
Have you been looking for a simple way to take control of your home comfort? Are you frustrated with how much you spend on your
SEER Rating and Your HVAC Energy efficiency is a key component for all HVAC units. Efficiency is generally measured through a SEER rating, which stands
Your Guide to Energy Efficiency When summer rolls around, many of us just crank the AC in order to feel cool. But did you know
Your air conditioner operates by cooling warm air by circulating refrigerant through its coils. One common question our HVAC service technicians encounter at Lex Air
Can you push your aging AC through another hot, humid Texas summer? Does it have the stamina to provide reliable comfort, or will it finally
Homeowners seeking a new HVAC system in Carrollton have more options to choose from than ever. Options like the furnace and air conditioning units remain
The Centers for Disease Control and Prevention (CDC) has announced that the SARS-CoV-2 virus, or COVID-19, is most easily and commonly transmitted by respiratory droplets
If you have recently inspected your furnace and have discovered rust, you are understandably confused. Rust is corroded metal that usually develops when iron comes
If you’re in the market for a new central heating system, you have a big decision ahead of you: Do you go with a heat
This year, Elon Musk—early investor, CEO, and product architect of Tesla, Inc.—has announced on Twitter that he plans to release a super-efficient home HVAC system
Your home’s indoor air quality isn’t something you likely give much thought to. The only time it’s a concern is when you’re following your nose
By now, the CDC has confirmed that the coronavirus (COVID-19) is spread through respiratory droplets that are produced when an infected individual speaks, coughs, sneezes,
No, That Wasn’t a Ghost: What Those Strange HVAC Sounds Mean Edgar Allan Poe might have found a new source of inspiration in the age
Homes built before the advent of central air conditioning can present a real challenge if you want modern comfort. To retrofit your historic home, you’ll
Did you know that according to the EPA (Environmental Protection Agency,) indoor air pollution is now considered as big if not an even bigger threat
Our team here at Lex Air Conditioning and Heating is beyond proud to share that we have been listed by Three Best Rated® as one
At Lex Air Conditioning and Heating, the health and safety of our customers are our top priorities. As we continue to watch the world around
It’s a rare family that can agree on a perfect thermostat setting that satisfies everyone. Odds are, if one person is comfortable, everyone else is
With indoor air quality and the transmission of viruses a top concern these days, we thought we’d help answer a question we’ve been getting a
Your air conditioning system works hard to keep you comfortable, especially here in Texas. Don’t make it work any harder than it has to. Taking
You want to save as much money as possible when cooling your home, but the way you’re operating your air conditioning system could be costing
Replacing the HVAC system in your Carrollton, TX, home calls for you to hire a professional HVAC company for the job. Before you hire a
Good indoor air quality is essential to your health and comfort. According to The Environmental Protection Agency, the air you breathe indoors could be severely more
Finding the right company to service the HVAC system in your Frisco, Texas home doesn’t need to be a daunting task, but it is a
Making renovations to your Lewisville, Texas home is likely an exciting time, though it can be a lot of work. While you may have the
There is a reason everyone says that a good night’s sleep cures all. While we know that isn’t necessarily true, getting a full night’s rest
As the chill of winter approaches Carrollton, ensuring that your heating system operates efficiently becomes a top priority. Homeowners often find themselves at a crossroads
Conventional HVAC systems have become less popular lately in many cities around the U.S. They not only consume a lot of electricity, but they also
The air filter in your HVAC system is crucial for keeping it running optimally. While you may know how important it is to change your
If your Highland Village, Texas home’s heating system is more than a decade old, you can lower your utility bills, increase the value of your
As environmental consciousness and energy efficiency become increasingly important, Lex Air Conditioning and Heating has a cutting-edge solution: the Energy Recovery Ventilator (ERV). Designed to
With air conditioning being such a vital necessity in Carrollton, Texas, frozen conditioner coils can be a serious problem. There are a few reasons why
In Carrollton, Texas, we rely on functional and efficient air conditioning to get us through hot, humid summers and a furnace or heat pump to
High-quality indoor air in your Texas home is important for keeping your family comfortable and healthy. Volatile organic compounds, or VOCs, are one of the
Modern HVAC technology has given homeowners more ways to stay comfortable than ever before. The only downside is that all those choices can be overwhelming
Thermostat settings during winter play a crucial role in balancing comfort and energy savings. The key lies in finding the optimal indoor temperature that ensures
When the weather turns chilly in Highland Village, Texas, you’ll rely more heavily on your home’s heating system to keep you and your family comfortable.
As the colder months approach, you might notice unusual sounds from your furnace. These noises range from harmless operational sounds to signals of potential issues
There are numerous ways to make your home a healthier place to live. From installing indoor air cleaners to using a programmable thermostat, even small
In the warm climate of Carrollton, Plano, and other surrounding North Dallas neighborhoods, you need a reliable AC system that will keep your home cool
Your HVAC system should keep your Carrollton, Texas home comfortable no matter what the outside temperature is. While a good HVAC unit can run for
Indoor air pollution is a huge concern, especially since studies suggest that most people spend a considerable amount of time indoors (up to 90%). Among
The indoor air quality is often much worse than the air outside due to pollution from household cleaners, fresheners, home appliances, furniture, new carpets, or
When summer is in full swing in Irving, Texas, and the residents have to hide from the scorching sun inside their residencies, a broken air
We understand that daily life keeps you busy and that your HVAC system is probably the last thing on your mind. It quietly runs in
While it can sometimes be overlooked, one of the most essential components of any cooling or heating system is the thermostat. A functioning thermostat can
As the weather gets warmer in the Dallas-Fort Worth area, you are likely to use your air conditioner more often. Since air conditioning accounts for
Having the right size air conditioner system is crucial for a comfortable and energy-efficient home. At Lex Air Conditioning and Heating, we understand that improperly
There are a number of pollutants outside that can be detrimental to our health, but did you know that indoor air pollutants can be harmful
If you find it challenging to keep your Plano, TX home cool in summer, you’ll be happy to know there are a few options for
HVAC filters fill two invaluable roles: preventing dust and other particulates from accumulating in your air handler and cleaning the air as it recirculates through your home.
North Texas is no stranger to high humidity, especially in the hot spring and summer months. The sticky weather can be oppressive and uncomfortable outdoors,
In Dallas, homeowners usually rely on electric or natural gas heating systems. However, a few still use oil furnaces, propane, or the more sustainable option
In the winter, it’s common for indoor air quality to suffer from air pollutants like pet dander, pollen, and dust mites. While these contaminants won’t
With all the advancements and improvements being made to commercial HVAC systems, issues are still bound to arise occasionally. Some are more common than others,
Every year, as temperatures drop, families across Carrollton and the North Dallas area depend on their furnaces to keep their homes warm and comfortable during
Thanksgiving season is here, and we are all preparing to share what we are thankful for this 2017 season. You will most likely hear some
One of the most important maintenance steps that a homeowner must take is routinely changing out their air conditioning filters. Most homeowners understand that changing
After what could have been a very expensive energy bill this summer, it is time to give your wallet and your AC unit a breather.
Summer has begun to grow distant for Texans and fall is now in the air. During the fall season, we welcome flavored warm drinks, pumpkin
Anyone living in Dallas knows how critical air conditioning is, especially during the summer months. Unfortunately, though, our air conditioners don’t last forever. When an
Who Invented the First AC Unit and Other Surprising Facts In the sweltering heat of summer, particularly in hot climates like here in Carrollton, Texas,
Anyone who’s ever spent a summer in Texas knows how important it is to have an air conditioning unit that works. When temperatures run well into the
Caring for the health of our Earth should be one of our top priorities. As far as we know, there’s no other planet that can
Have you ever suffered through a hot summer day without air conditioning? Most people would agree that the heating and air conditioning system inside your
As spring gets underway and the temperatures begin to rise, Dallas residents are beginning to think about summer plans and keeping cool under the hot
Both environmentalists and penny pinchers can agree that there’s a special period of time, a climatic sweet spot, when one can avoid turning on either the
Seven Questions to Consider It’s getting cooler in Dallas, especially at night with lows in November – December expected to dip below 40 degrees Fahrenheit. But
If you’re building a new house or are considering replacing an old furnace system in your current home, you’ll face questions of budget versus premium
When Does Autumn Begin in Dallas? In 2015, Dallas residents experienced one of the warmest Septembers ever recorded. Autumn officially began on September 23rd, but
Nothing is more frustrating than coming home from work to a house that’s hotter than it is outside. If your air conditioner struggles to reach
When families move into their Dallas dream home, they usually have high hopes of creating a healthy and happy environment. Most don’t expect misfortunes from the house
Even though we just experienced Labor Day, Dallas will continue with the heat for the months to come. Beat the heat with these 20 ways to
Heat Wave Hits Dallas, Expect it to Continue On August 8, 2015, Dallas broke a record for the longest period of triple-digit heat since 2013. But
Spring and Early Summer is the Perfect Time to Make a Transition Spring and early summer, are a great time to look back at your
Choosing an AC repair technician is an important decision when a unit has stopped producing cool air or has stopped working completely. When you’ve attempted normal troubleshooting
The process of sizing your home’s furnace is like buying clothes on the Internet. While “heaters have to be the right size…they’re more like socks
As winter approaches, gas and electric furnace maintenance become a priority. Many of us are worried about reports that this year will be a record-breaker,
The cold weather came quickly this year, even for Dallas, TX. With our first freezing temperature hitting in early November, we are 10 days ahead
No question about it, Dallas is hot in the summer, fall, and spring. But you can only hide in your air-conditioned home for so long before
It is estimated that 40 million people in America suffer from allergies. The sneezing, itchy, watery eyes, and congestion can be quite bothersome. The good
People are always looking for effective ways to save money, especially when it comes to their heating and cooling expenses. There are plenty of energy-saving
Having an air conditioner during those hot summer months is essential to keeping cool and comfortable. When your air conditioner goes out and you find
Have you ever opened your monthly statement and wondered why your electric bill is so high, even though you feel like you’re doing everything right?
There are many factors to consider when choosing a new air conditioning unit for your home, namely choosing a correctly sized HVAC unit. Factors such
Frightful and fretful weather conditions have plagued so many areas this winter, and plenty is still hiding from the “polar vortex.” Fortunately, spring is just
Lex Air is a family-operated residential and commercial heating and cooling service standing by to provide expert assistance for all of your home or business
With temperatures falling dramatically across the country this winter, it’s easy to remember to cover your outdoor faucets, install vent covers and preserve as much
As the cooler weather approaches, people start digging out their various sources of heat for the winter season ahead. This can range from the small
Most families are concerned about ways to say healthy during flu season. When the flu virus hits during the winter months, there are many steps
Reducing allergens in the home is an important task to keep the household breathing comfortably. An overabundance of allergens in the home can leave the
Is your home properly insulated? Many homeowners don’t know the answer to this question right off the bat. Take a look at your heating or
Your HVAC system may seem like a twisted enigma of ducts, vents, and machinery, but it is not that difficult to maintain if you know
Between keeping your home warm and your pipes unfrozen, energy costs can skyrocket during winter. Luckily, there are several ways of keeping energy costs affordable,
In Texas, it may not seem worth it to invest in pipe insulation for cold weather due to our mild winters. However, if the 2021
During wintertime, most homeowners experience a significant increase in energy consumption along with a higher energy bill. Even in Dallas, Fortunately, there are simple steps
As you pack for your holiday vacation, you should turn your attention toward some ways to keep your energy costs down once you leave the
Nothing can cast a chill over your holiday gatherings faster than a faltering or failing heater. Ensuring that your heating system functions at peak performance plays
Heating for the winter can be costly, especially for those without properly treated households. Luckily, there are a variety of different ways to deal with
Today, the technicians at Lex Air had the opportunity to attend continuing education classes at the local Trane Learning Center in Carrollton, just a few
How to find a great air conditioning repair technician? When summer rolls around, you finally turn on your AC after almost three months of inactivity.
Locations
Carrollton Office
3333 Earhart Dr., #310
Carrollton, TX 75006
Map & Directions
Richardson Office
2435 N. Central Expressway,
Suite 1200
Richardson, TX 75080
Map & Directions
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